program to get sum of numbers among 'n' numbers

using turbo C++
-----------------------------------------------------------------------

// program to get sum of  numbers among 'n' numbers
#include <stdio.h>
#include<conio.h>
void main()
{
    int a[100],n,i,sum=0,number_to_be_summed;
    printf("enter total number\n");
    scanf("%d",&n);
    for(i=0;i<n;i++)
    {
        printf("enter number for location=%d",i);
        scanf("%d",&a[i]);
    }
    printf("enter total number to be summed");
    scanf("%d",&number_to_be_summed);
    for(i=0;i<number_to_be_summed;i++)
    {
       
       sum=sum+a[i];
    }
    printf("sum=%d",sum);
    getch();
}

-------------------------------------------------------------------------------------------------------------------
using online compiler/devC++/codeblocks with return concept
---------------------------------------------------------------------------------------------------------------------
// program to get sum of  numbers among 'n' numbers

#include <stdio.h>

int main()
{
    int a[100],n,i,sum=0,number_to_be_summed;
    printf("enter total number\n");
    scanf("%d",&n);
    for(i=0;i<n;i++)
    {
        printf("enter number for location=%d",i);
        scanf("%d",&a[i]);
    }
    printf("enter total number to be summed");
    scanf("%d",&number_to_be_summed);
    for(i=0;i<number_to_be_summed;i++)
    {
       
       sum=sum+a[i];
    }
    printf("sum=%d",sum);
    return 0;
}